.list {
  margin-bottom: 25px;
  user-select: none;
}
.list-item {
  padding: 20px 0;
  border-bottom: 1px solid #f0f0f0;
}
.list-item-title {
  font-size: 16px;
  font-weight: bold;
}
.list-item-content ,.list-item-extra{
  margin-top: 10px;
}
.list-item-content p ,.list-item-extra p{
  margin-top: 5px;
  font-size: 15px;
}
.list-item-extra p:nth-child(1){
    color: green;
}
.select-button{
  width: 50%;
  padding: 15px;
  border: 1px solid #ddd;
  background: #fff;
  margin: auto;
  margin-top: 30px;
  border-radius: 5px;
  -webkit-border-radius: 5px;
  -moz-border-radius: 5px;
  -ms-border-radius: 5px;
  -o-border-radius: 5px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
}
.select-button p{
margin: 0;
padding: 0;
}
.select-button p:nth-child(1){
color: #000;
font-size: 16px;
font-weight: bold;
}
.select-button p:nth-child(2){
color: #666;
font-size: 14px;
}
.start-exam-button{
height: 70px;
width: 50%;
margin:auto;
margin-top: 30px;
display: block;
font-size: 24px;
border-radius: 10px;
-webkit-border-radius: 10px;
-moz-border-radius: 10px;
-ms-border-radius: 10px;
-o-border-radius: 10px;
}

.exam_avatar{
  border-radius: 50%;
  -webkit-border-radius: 50%;
  -moz-border-radius: 50%;
  -ms-border-radius: 50%;
  -o-border-radius: 50%;
  width: 60px;
  margin: auto;
  display: block;
}
.name{
  text-align: center;
  margin:15px 0;
  font-size: 18px;
}
.exam-form-item{
  font-size: 18px;
  display: flex;
  justify-content: center;
  margin-bottom: 10px;
}
.exam-form-item .label{
  font-size: 18px;
  color: #888;
  margin-right: 20px;
  width: 89px;
}
.exam-form-item section{
  width: 180px;
}
.button-area{
  float: right;
}
.button-area-buttons{
  margin-left: 20px;
  margin-top: 10px;
}
body {
  overflow-x: hidden;
}
.header {
  font-size: 16px;
  width: 100%;
  height: 100px;
  line-height: 100px;
  background-color: #fff;
  background-image: url('Https://www.shejiyuan.com/Public/images/exam_header.png');
}
.header b {
  margin-left: 20px;
}
.picture {
  height: 90px;
  margin-top: 0px;
  margin-left: 25px;
}

.header-right {
  float: right;
  margin-top: 0px;
  margin-right: 25px;
  overflow: hidden;
}
.countdown-container {
  position: absolute;
  top: 0px;
  width: 300px;
  right: 150px;
}
.countdown {
  position: absolute;
  top: 35px;
  right: 0px;
}

.question-button,
.question-button-marked,.question-button-finish,.question-button-not-finish {
  width: 35px;
  height: 25px;
  color: #555;
  text-align: center;
  line-height: 25px;
  margin-bottom: 10px;
  cursor: pointer;
  transition: 0.3s;
  -o-transition: 0.3s;
  -ms-transition: 0.3s;
  -moz-transition: 0.3s;
  -webkit-transition: 0.3s;
}

.question-button:hover,
.question-button-marked:hover ,.question-button-finish:hover,.question-button-not-finish:hover{
  opacity: 0.7;
}
.question-button {
  background-color: #ccc;
}
.question-button-marked {
  background-color: green;
}
.question-button-finish{
    background-color: #ff4d4f;
}
.question-button-not-finish{
  background-color: #fde100;
}
.tips{
  margin-top: 20px;
}
.tips-item1,
.tips-item2,
.tips-item3,
.tips-item4 {
  width: 35px;
  height: 35px;
  color: #fff;
  text-align: center;
  line-height: 35px;
}
.tips-item1 {
  background-color: #fde100;
  color: #555;
}
.tips-item2 {
  background-color: #ff4d4f;
}
.tips-item3 {
  background-color: #1890ff;
}
.tips-item4 {
  background-color: green;
}

.question-content {
  font-size: 18px;
  font-weight: bold;
}
.question-answer-item {
  margin-top: 10px;
}

.submit-button{
  position: absolute;
  bottom: 0;
  left: 50%;
  margin-left: -50px;
  width: 100px;
  bottom: 20px;
}
.answer-area{
  padding:10px;
  background-color: #eee;
  margin-top: 20px;
  font-weight: bold;
  font-size: 16px;
}